/*

 * Licensed to the Apache Software Foundation (ASF) under one

 * or more contributor license agreements.  See the NOTICE file

 * distributed with this work for additional information

 * regarding copyright ownership.  The ASF licenses this file

 * to you under the Apache License, Version 2.0 (the

 * "License"); you may not use this file except in compliance

 * with the License.  You may obtain a copy of the License at

 *

 *     http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 */

package com.bff.gaia.unified.sdk.coders;



import java.io.Serializable;

import java.util.Collections;

import java.util.List;



/**

 * An abstract base class that implements all methods of {@link Coder} except {@link Coder#encode}

 * and {@link Coder#decode}.

 *

 * @param <T> the type of values being encoded and decoded

 */

public abstract class CustomCoder<T> extends Coder<T> implements Serializable {



  /**

   * {@inheritDoc}.

   *

   * <p>Returns an empty list. A {@link CustomCoder} has no default argument {@link Coder coders}.

   */

  @Override

  public List<? extends Coder<?>> getCoderArguments() {

    return Collections.emptyList();

  }



  /**

   * {@inheritDoc}

   *

   * @throws NonDeterministicException a {@link CustomCoder} is presumed nondeterministic.

   */

  @Override

  public void verifyDeterministic() throws NonDeterministicException {

    throw new NonDeterministicException(

        this,

        "CustomCoder implementations must override verifyDeterministic,"

            + " or they are presumed nondeterministic.");

  }



  // This coder inherits isRegisterByteSizeObserverCheap,

  // getEncodedElementByteSize and registerByteSizeObserver

  // from Coder. Override if we can do better.

}